🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.84 AU - 0.94 AU

Year: 294 Days

Day: 38.1 Hours

Environment

Temp: 121 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.04 AU - 1.06 AU

Year: 376 Days

Day: 22.1 Hours

Environment

Temp: 110 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.83 AU - 1.37 AU

Year: 404 Days

Day: 38.7 Hours

Environment

Temp: 125 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.03 AU - 1.47 AU

Year: 489 Days

Day: 42.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 95.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.27 AU - 3.73 AU

Year: 2291 Days

Day: 45.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.5 AU - 3.54 AU

Year: 2310 Days

Day: 45.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.37 AU - 4.91 AU

Year: 2947 Days

Day: 45.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,217,314 km

• M1: 87,365 km (0.108 R)

Asteroid Belt

Center: 11.88 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 19.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.7

Radius: 3.3

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 18.32 AU - 20.9 AU

Year: 30380 Days

Day: 23.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,217,314 km

• M1: 52,958 km (0.064 R)
• M2: 218,862 km (0.037 R)
• M3: 540,946 km (0.092 R)
• M4: 918,980 km (0.068 R)
• M5: 2,446,673 km (0.098 R)
• M6: 2,623,947 km (0.094 R)
• M7: 3,044,167 km (0.097 R)
• M8: 3,207,528 km (0.105 R)
• M9: 3,872,939 km (0.077 R)
• M10: 4,040,638 km (0.055 R)
• M11: 5,560,702 km (0.118 R)
• M12: 7,387,741 km (0.06 R)
• M13: 10,704,476 km (0.11 R)
• M14: 23,666,533 km (0.103 R)
• M15: 23,825,705 km (0.099 R)
• M16: 24,145,994 km (0.106 R)
• M17: 29,027,971 km (0.107 R)
• M18: 32,919,610 km (0.113 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 13,511 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit